Other mistake: CJ is in Dayton, Ohio visiting her father. She is in the middle of her high school reunion speech when Toby calls from the West Wing. It is light in D.C. outside Toby's office window, but CJ is giving her speech at night when it's dark out.

Other mistake: Chairman of the Joint Chiefs Admiral Fitzwallace tells Bartlet that he wants to attack targets in Qumar. The first he mentions is "the Bahji C3I" which he explains is "Communications, Command, Control and Intelligence." The explanation shows the actor John Amos flubbed his line and should have said "the Bahji 3CI", as in "C.C.C.I" or "Triple-C I." This is common governmental and military abbreviation jargon, much as the show often uses "D-triple-C" to mean the D.C.C.C. (Democratic Congressional Campaign Committee).

Laurie: Tell your friend POTUS he's got a funny name, and he should learn how to ride a bicycle.Sam Seaborn: I would, but he's not my friend, he's my boss. And it's not his name, it's his title.Laurie: POTUS?Sam Seaborn: President of the United States.

In Season 1, Episodes 5&6, it's mentioned several times that Zoey is already 19 a few weeks before she starts college. Yet in this episode, Charlie points out to Leo and the President later tells Oliver Babbish that Zoey was 17 when she was filling out her enrollment forms for college, therefore a parent had to sign them. These are enrollment forms, not application forms - it's extremely unlikely that they were filled out over a year before she started school.